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Battery charge balancing system having parallel switched energy storage elements

  • US 6,064,178 A
  • Filed: 05/07/1998
  • Issued: 05/16/2000
  • Est. Priority Date: 05/07/1998
  • Status: Expired due to Fees
First Claim
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1. A method for balancing charge of a plurality of series-connected batteries, said method comprising:

  • (a) coupling each of a plurality of energy storage circuits across a respective one of said batteries;

    (b) coupling said plurality of energy-storage circuits in parallel with one another and across none of said batteries; and

    alternately repeating steps (a) and (b).

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